2020 Calendar 2020 Holidays 2021 Calendar 2021 Holidays

December 2021 Calendar of United States of America

December 2021 Holidays and Celebrations

  • 01 Wed
    World AIDS Day
  • 01 Wed
    National Christmas Lights Day
  • 02 Thu
    International Day for the Abolition of Slavery
  • 02 Thu
    National Mutt Day
  • 03 Fri
    National Disability Day
  • 05 Sun
    Day of the Ninja
  • 05 Sun
    International Volunteers Day
  • 05 Sun
    National Repeal Day
  • 06 Mon
    St. Nicholas Day
  • 07 Tue
  • 07 Tue
    World War II
  • 07 Tue
    International Civil Aviation Day
  • 07 Tue
    National Letter Writing Day
  • 08 Wed
    Immaculate Conception
  • 08 Wed
    National Bartender Day
  • 08 Wed
    National Brownie Day
  • 09 Thu
    National Llama Day
  • 10 Fri
    Human Rights Day
  • 11 Sat
    International Mountain Day
  • 12 Sun
    Feast of Our Lady of Guadalupe
  • 13 Mon
    National Horse Day
  • 13 Mon
    Green Monday
  • 13 Mon
    National Guard Birthday
  • 13 Mon
    National Salesperson Day
  • 14 Tue
    Monkey Day
  • 15 Wed
    National Cupcake Day
  • 15 Wed
    Bill of Rights Day
  • 16 Thu
    Boston Tea Party
  • 17 Fri
    Wright Brothers Day
  • 17 Fri
    Pan American Aviation Day
  • 17 Fri
    National Maple Syrup Day
  • 18 Sat
    Ugly Sweater Day
  • 18 Sat
    National Wreaths Across America Day
  • 19 Sun
    National Emo Day
  • 20 Mon
    National Ugly Sweater Day
  • 21 Tue
  • 21 Tue
    National Crossword Puzzle Day
  • 21 Tue
    National Short Girl Appreciation Day
  • 22 Wed
    National Short Person Day
  • 23 Thu
    Festivus
  • 24 Fri
  • 25 Sat
  • 26 Sun
  • 28 Tue
    National Call a Friend Day
  • 29 Wed
    Wounded Knee
  • 29 Wed
    Still Need To Do Day
  • 30 Thu
    National Bacon Day
  • 31 Fri
December 2021
Mon Tue Wed Thu Fri Sat Sun
29 30 01 02 03 04 05
06 07 08 09 10 11 12
13 14 15 16 17 18 19
20 21 22 23 24 25 26
27 28 29 30 31 01 02
03 04 05 06 07 08 09
December 2021 has 23 work days.
New Moon 04   1st Quarter 10   Full Moon 18   3rd Quarter 26